• Separate extension-related libraries into those that require dart:io (exported as devtools_extensions_io.dart) and those that do not (exported as devtools_extensions.dart).

Prior to version 3.0.0, package:devtools_shared was versioned in lockstep with package:devtools_app. Both of these packages are developed as part of the broader DevTools project. To see changes and commits for package:devtools_shared, prior to version 3.0.0 please view the git log here.